20210571444

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{593}}^1\times {\mathrm{2687}}^1$

素因数の和:3445

約数の個数: 96

約数和(自身を含む): 54363488256

約数和(自身を除く): 34152916812

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 151, 302, 453, 593, 604, 906, 1057, 1186, 1779, 1812, 2114, 2372, 2687, 3171, 3558, 4151, 4228, 5374, 6342, 7116, 8061, 8302, 10748, 12453, 12684, 16122, 16604, 18809, 24906, 32244, 37618, 49812, 56427, 75236, 89543, 112854, 179086, 225708, 268629, 358172, 405737, 537258, 626801, 811474, 1074516, 1217211, 1253602, 1593391, 1622948, 1880403, 2434422, 2507204, 2840159, 3186782, 3760806, 4780173, 4868844, 5680318, 6373564, 7521612, 8520477, 9560346, 11153737, 11360636, 17040954, 19120692, 22307474, 33461211, 34081908, 44614948, 66922422, 133844844, 240602041, 481204082, 721806123, 962408164, 1443612246, 1684214287, 2887224492, 3368428574, 5052642861, 6736857148, 10105285722, 20210571444]

約数ペア:

[(1, 20210571444), (2, 10105285722), (3, 6736857148), (4, 5052642861), (6, 3368428574), (7, 2887224492), (12, 1684214287), (14, 1443612246), (21, 962408164), (28, 721806123), (42, 481204082), (84, 240602041), (151, 133844844), (302, 66922422), (453, 44614948), (593, 34081908), (604, 33461211), (906, 22307474), (1057, 19120692), (1186, 17040954), (1779, 11360636), (1812, 11153737), (2114, 9560346), (2372, 8520477), (2687, 7521612), (3171, 6373564), (3558, 5680318), (4151, 4868844), (4228, 4780173), (5374, 3760806), (6342, 3186782), (7116, 2840159), (8061, 2507204), (8302, 2434422), (10748, 1880403), (12453, 1622948), (12684, 1593391), (16122, 1253602), (16604, 1217211), (18809, 1074516), (24906, 811474), (32244, 626801), (37618, 537258), (49812, 405737), (56427, 358172), (75236, 268629), (89543, 225708), (112854, 179086)]